Radboud Universiteit 
( near the sportcentrum, before the Elinor Ostrom building was called Gymnasion)
TRAIN just see ns.nl for directions in Holland
BUS No 10, 13 , 15 or 300. Erasmuslaan is the stop, buses are starting at the central station of Nijmegen Take care of the return: the bus stop is on the opposite of the road!
CAR: parking P7A or P7B ( underneath the Elinor Ostrom building) take care : you have to pay with a debit-card.
Airport: Schiphol (near Amsterdam, and then the train, inside the airport to Nijmegen (± 1,5 hour) or Dusseldorf, but then a car hire is necessary, 1,5 hour drive.